xref: /netbsd-src/sys/arch/mips/include/cache_r5900.h (revision 1b968d3ccff46aa0efca0e693c6b75e27af37339)
1 /*	$NetBSD: cache_r5900.h,v 1.10 2020/07/26 08:08:41 simonb Exp $	*/
2 
3 /*-
4  * Copyright (c) 2001 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by UCHIYAMA Yasushi.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 #define	CACHE_R5900_SIZE_I		16384
33 #define	CACHE_R5900_SIZE_D		8192
34 
35 #define	CACHE_R5900_LSIZE_I		64
36 #define	CACHE_R5900_LSIZE_D		64
37 
38 #define	CACHEOP_R5900_IINV_I		0x07	/* INDEX INVALIDATE */
39 #define	CACHEOP_R5900_HINV_I		0x0b	/* HIT INVALIDATE */
40 #define	CACHEOP_R5900_IWBINV_D		0x14
41 					/* INDEX WRITE BACK INVALIDATE */
42 #define	CACHEOP_R5900_ILTG_D		0x10	/* INDEX LOAD TAG */
43 #define	CACHEOP_R5900_ISTG_D		0x12	/* INDEX STORE TAG */
44 #define	CACHEOP_R5900_IINV_D		0x16	/* INDEX INVALIDATE */
45 #define	CACHEOP_R5900_HINV_D		0x1a	/* HIT INVALIDATE */
46 #define	CACHEOP_R5900_HWBINV_D		0x18	/* HIT WRITEBACK INVALIDATE */
47 #define	CACHEOP_R5900_ILDT_D		0x11	/* INDEX LOAD DATA */
48 #define	CACHEOP_R5900_ISDT_D		0x13	/* INDEX STORE DATA */
49 #define	CACHEOP_R5900_HWB_D		0x1c
50 					/* HIT WRITEBACK W/O INVALIDATE */
51 
52 #if !defined(_LOCORE)
53 
54 #define	cache_op_r5900_line_64(va, op)					\
55 do {									\
56 	__asm volatile(						\
57 		".set noreorder					\n\t"	\
58 		"sync.l						\n\t"	\
59 		"sync.p						\n\t"	\
60 		"cache %1, 0(%0)				\n\t"	\
61 		"sync.l						\n\t"	\
62 		"sync.p						\n\t"	\
63 		".set reorder"						\
64 	    :								\
65 	    : "r" (va), "i" (op)					\
66 	    : "memory");						\
67 } while (/*CONSTCOND*/0)
68 
69 #define	cache_r5900_op_4lines_64(va, op)				\
70 do {									\
71 	__asm volatile(						\
72 		".set noreorder					\n\t"	\
73 		"sync.l						\n\t"	\
74 		"sync.p						\n\t"	\
75 		"cache %1,   0(%0)				\n\t"	\
76 		"sync.l						\n\t"	\
77 		"sync.p						\n\t"	\
78 		"cache %1,  64(%0)				\n\t"	\
79 		"sync.l						\n\t"	\
80 		"sync.p						\n\t"	\
81 		"cache %1, 128(%0)				\n\t"	\
82 		"sync.l						\n\t"	\
83 		"sync.p						\n\t"	\
84 		"cache %1, 192(%0)				\n\t"	\
85 		"sync.l						\n\t"	\
86 		"sync.p						\n\t"	\
87 		".set reorder"						\
88 	    :								\
89 	    : "r" (va), "i" (op)					\
90 	    : "memory");						\
91 } while (/*CONSTCOND*/0)
92 
93 #define	cache_r5900_op_4lines_64_2way(va, op)				\
94 do {									\
95 	__asm volatile(						\
96 		".set noreorder					\n\t"	\
97 		"sync.l						\n\t"	\
98 		"sync.p						\n\t"	\
99 		"cache %1,   0(%0)				\n\t"	\
100 		"sync.l						\n\t"	\
101 		"sync.p						\n\t"	\
102 		"cache %1,   1(%0)				\n\t"	\
103 		"sync.l						\n\t"	\
104 		"sync.p						\n\t"	\
105 		"cache %1,  64(%0)				\n\t"	\
106 		"sync.l						\n\t"	\
107 		"sync.p						\n\t"	\
108 		"cache %1,  65(%0)				\n\t"	\
109 		"sync.l						\n\t"	\
110 		"sync.p						\n\t"	\
111 		"cache %1, 128(%0)				\n\t"	\
112 		"sync.l						\n\t"	\
113 		"sync.p						\n\t"	\
114 		"cache %1, 129(%0)				\n\t"	\
115 		"sync.l						\n\t"	\
116 		"sync.p						\n\t"	\
117 		"cache %1, 192(%0)				\n\t"	\
118 		"sync.l						\n\t"	\
119 		"sync.p						\n\t"	\
120 		"cache %1, 193(%0)				\n\t"	\
121 		"sync.l						\n\t"	\
122 		"sync.p						\n\t"	\
123 		".set reorder"						\
124 	    :								\
125 	    : "r" (va), "i" (op)					\
126 	    : "memory");						\
127 } while (/*CONSTCOND*/0)
128 
129 void	r5900_icache_sync_all_64(void);
130 void	r5900_icache_sync_range_64(register_t, vsize_t);
131 void	r5900_icache_sync_range_index_64(vaddr_t, vsize_t);
132 
133 void	r5900_pdcache_wbinv_all_64(void);
134 void	r5900_pdcache_wbinv_range_64(register_t, vsize_t);
135 void	r5900_pdcache_wbinv_range_index_64(vaddr_t, vsize_t);
136 
137 void	r5900_pdcache_inv_range_64(register_t, vsize_t);
138 void	r5900_pdcache_wb_range_64(register_t, vsize_t);
139 
140 #endif /* !_LOCORE */
141